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Finding the Fourth Proportional to 29,048.56, 43,568.72 and 9,324.57

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Solution

The fourth proportional to 29,048.56, 43,568.72 and 9,324.57 is: 13,985.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,048.56 : 43,568.72 = 9,324.57 : x
  2. Step 2: Convert to fraction form
    29,048.56/43,568.72 = 9,324.57/x
  3. Step 3: Cross multiply
    29,048.56x = 43,568.72 × 9,324.57
  4. Step 4: Simplify right side
    29,048.56x = 406,259,579.45
  5. Step 5: Solve for x
    x = 406,259,579.45/29,048.56
  6. Step 6: Final answer
    x = 13,985.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.